http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Infant mortality; results of field study in Johnstown, Pa., based on births in one calendar year
[with detailed data on births, stillbirths, and infant mortality, by socioeconomic characteristics of infants, mothers, and families; and some data on birth registration, milk supply inspections, and infant mortality in foreign countries].
Record is based on bibliographic data in ProQuest U.S. Executive Branch Documents, 1910-1932. Reuse except for individual research requires license from ProQuest, LLC.
Electronic reproduction. [Bethesda, Md.] : ProQuest, 2012. digital, PDF file. ProQuest U.S. Executive Branch Documents, 1910-1932. Mode of access: World Wide Web via ProQuest website.
System requirements: PDF reader software.